[INFO] updating cached repository FreeFull/ngaro-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FreeFull/ngaro-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FreeFull/ngaro-rs" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/FreeFull/ngaro-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/FreeFull/ngaro-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FreeFull/ngaro-rs" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FreeFull/ngaro-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FreeFull/ngaro-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f016d8512c4532aa8b2132a8a14c86945df29856
[INFO] sha for GitHub repo FreeFull/ngaro-rs: f016d8512c4532aa8b2132a8a14c86945df29856
[INFO] validating manifest of FreeFull/ngaro-rs on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FreeFull/ngaro-rs on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing FreeFull/ngaro-rs
[INFO] finished frobbing FreeFull/ngaro-rs
[INFO] frobbed toml for FreeFull/ngaro-rs written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/FreeFull/ngaro-rs/Cargo.toml
[INFO] started frobbing FreeFull/ngaro-rs
[INFO] finished frobbing FreeFull/ngaro-rs
[INFO] frobbed toml for FreeFull/ngaro-rs written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FreeFull/ngaro-rs/Cargo.toml
[INFO] crate FreeFull/ngaro-rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing FreeFull/ngaro-rs against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FreeFull/ngaro-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] d1deb7ce32cef4b4147b70400da8a6d83c6ea9738f1f09a9a08e97b00606b45d
[INFO] running `"docker" "start" "-a" "d1deb7ce32cef4b4147b70400da8a6d83c6ea9738f1f09a9a08e97b00606b45d"`
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling ngaro-rs v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/cpu.rs:20:21
[INFO] [stderr]     |
[INFO] [stderr] 20  |             None => return $rval,
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |         self.ip = get_memory!(self, self.ip, panic!("Jump out of bounds.")) - 1;
[INFO] [stderr]     |                   --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Empty`
[INFO] [stderr]    --> src/cpu.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     Empty,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `"docker" "inspect" "d1deb7ce32cef4b4147b70400da8a6d83c6ea9738f1f09a9a08e97b00606b45d"`
[INFO] running `"docker" "rm" "-f" "d1deb7ce32cef4b4147b70400da8a6d83c6ea9738f1f09a9a08e97b00606b45d"`
[INFO] [stdout] d1deb7ce32cef4b4147b70400da8a6d83c6ea9738f1f09a9a08e97b00606b45d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FreeFull/ngaro-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4817b558f3a0fe32940a93c3e7afef59f2a6afb194751d039b329da14c5dba76
[INFO] running `"docker" "start" "-a" "4817b558f3a0fe32940a93c3e7afef59f2a6afb194751d039b329da14c5dba76"`
[INFO] [stderr]    Compiling ngaro-rs v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/cpu.rs:20:21
[INFO] [stderr]     |
[INFO] [stderr] 20  |             None => return $rval,
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |         self.ip = get_memory!(self, self.ip, panic!("Jump out of bounds.")) - 1;
[INFO] [stderr]     |                   --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Empty`
[INFO] [stderr]    --> src/cpu.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     Empty,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "4817b558f3a0fe32940a93c3e7afef59f2a6afb194751d039b329da14c5dba76"`
[INFO] running `"docker" "rm" "-f" "4817b558f3a0fe32940a93c3e7afef59f2a6afb194751d039b329da14c5dba76"`
[INFO] [stdout] 4817b558f3a0fe32940a93c3e7afef59f2a6afb194751d039b329da14c5dba76
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FreeFull/ngaro-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 21b781bd1c32094d234fc26488cb1c6e6785fa6320042712eb043f8247060f4b
[INFO] running `"docker" "start" "-a" "21b781bd1c32094d234fc26488cb1c6e6785fa6320042712eb043f8247060f4b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ngaro_rs-604a095b5e552952
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "21b781bd1c32094d234fc26488cb1c6e6785fa6320042712eb043f8247060f4b"`
[INFO] running `"docker" "rm" "-f" "21b781bd1c32094d234fc26488cb1c6e6785fa6320042712eb043f8247060f4b"`
[INFO] [stdout] 21b781bd1c32094d234fc26488cb1c6e6785fa6320042712eb043f8247060f4b